NATURAL SCIENCES OF PHILADELPHIA. ares 
Zonites capnodes, W. G. B. Zonites exiguus, Stimpson. 
fuliginosus, Griff. tehersinellus, Dall. 
friabilis, W. G. B. capsella, Gld. 
caducus, Pfr. fulvus, Drap. 
levigatus, Pfr. tFabricii, Beck. 
demissus, Binn. Gundlachi, Pfr. 
ligerus, Say. iStearnsi, B}. 
intertextus, Binn. 8 
tsubplanus, Binn. gularis, Savy. 
inornatus, Say. suppressus, Say. 
sculptilis, Bland. lasmodon, Phillips. 
Elliotti, Redf. significans, Bland. 
teerinoideus, Anth. internus, Say. 
cellarius, Miill. multidentatus, Binn. 
+ Whitneyi, Newe. Lansingi, Bland. 
nitidus, Miill. Vitrina limpida, Gould. 
arboreus, Sy. yAngelice, Beck. 
viridulus, Mke. Vitrina Pfeifferi, Newe. 
indentatus, Say. exilis, Mor. 
limatulus, Ward. Limax maximus, Lin. 
minusculus, Binn. flavus, Lin. 
milium, Morse. agrestis, Mull. 
Binneyanus, Morse. campestris, Binn. 
ferreus, Morse. Hewstoni, J. G. Cooper. 
teonspectus, Bland. Ingersolli, W. G. B. 
TLELICINA. 
* 
Patula solitaria, S:y. Holospira Goldfussi, Pfr. 
strigosa, Gld. Helicodiscus lineatus, Say. 
Cooperi, W. G. B. Ferussaccia subcylindriea, i: 
Hemphilli, Newe. Cecilianella acicula, Miill. 
Idahoensis, Newe. Stenogyra decollata, Linn. 
tHaydeni, Gabb. subula, Pfr. 
alternata, Say. toctonoides, Ad. 
Cumberlandiana, Lea. tgracillima, Pfr. 
ytenuistriata, Binn. Pupa muscorum, Linn. 
perspectiva, Say. 7Blandi, Morse. 
striatella, Anth. tHoppii, Mill. 
}pauper, Mor. tvariolosa, Gld. 
tHorni, Gabb pentodoen, Say. 
asteriscus, Morse. 7decora, Gld. 
tincrustata, Pfr. teorpulenta, Morse. 
vortex, Pfr. yRowelli, Newc. 
Hemitrochus varians, Mke. 7Californica, Rowell. 
Tebennophorus Caroliniensis, Bosc. fallax, Say. 
tHolospira Roemeri, Pfr. jmodica, Gld. 
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